Answers

Add 75/70 and 20/98

1^st number: 1 5/70, 2^nd number: 20/98

75/70 + 20/98 is 125/98.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 98 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 70 × 7 = 490,
   75/70 = 75 × 7/70 × 7 = 525/490
3. Likewise, for the 2nd fraction, since 98 × 5 = 490,
   20/98 = 20 × 5/98 × 5 = 100/490
4. Add the two like fractions:
   525/490 + 100/490 = 525 + 100/490 = 625/490
5. 625/490 simplified gives 125/98
6. So, 75/70 + 20/98 = 125/98
   In mixed form: 127/98

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